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Email Verified Esther Theuri
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Member since October 12, 2023
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Food Safety & Quality Control Expert

Esther is a seasoned QC professional with expertise in monitoring quality compliance of raw materials, in-process and finished goods of soap, fats and oils and pharmaceutical products. She is certified in ISO 9001:2015 Quality Management System and ISO 22000:2018 Food Safety Mangement System.

Experience

Quality Control Supervisor

  •  Menengai Oil Refineries ltd.
  •  Apr 2020 - Present

• Monitoring quality compliance of raw materials, in-process and finished goods of soap, fats and oils products.
• Conduct quality related trainings to production and QC personnel.
• Monitor quality inspections of packaging material.

Quality Control Analyst

  •  Menengai Oil Refineries Limited
  •  May 2019 - Mar 2020

• Sampling and analysis on raw materials, in-process and finished goods of soap, fats and oils products.
• Analysis of effluent water.
• Performing quality inspections on packaging materials.
• Participate in online inspections of finished goods at the production area.
• Preparation of analytical reagents and their standardisation.
• Carrying out internal calibration, verification and maintenance activities on analytical equipment such as PH meter, viscometer, TDS meter, Lovibond, Refractometer and analytical balances.
• Preparations for audits on QMS, FSMS and Six- Sigma (6S) in the department.
• Participation in cleaning and hygiene activities in the department.
• Attend trainings and meetings as per departmental schedule.
• Work towards achievement of departmental KPIs
• Submit quality reports to the reporting authority for review.
• Perform any other task assigned by the reporting authorities from time to time.
• Stock taking of departmental consumptions e.g. reagents

Quality Control Analyst

  •  Universal Corporation Limited
  •  Sep 2016 - Aug 2018

• Laboratory analysis of raw material, intermediate products, final and retention products of drug samples.
• Operation and maintenance of different instruments employed in different analytical techniques such as: Uv-vis, HPLC, Flame photometer, Polari meter and Dissolution Testers
• Validation of production processes, quality control procedures and maintenance of their records.
• Documentation of analytical results by observance of Good Documentation Practices (GDP).
• Stock taking and analytical result entry in LIMS.
• Submit accurate analytical results leading to sound decisions on approval or rejection of raw materials, intermediate bulk and final product.
• Report any Deviation/Out of Trend (OOT) incidents and Out of Specification (OOS) results occurring in the lab.
• Preparation of test reagents and their standardization.
• Internal calibration of different analytical instruments such as: pH meter, flame photometer, analytical weighing balances, dissolution testers.
• Implementation of all aspects of QC systems and associated documentations with regard to GMP, GLP, GDP and approved pharmacopoeias.
• Maintaining a good state of the general lab premises, reagents, documents and equipment including cleaning.